condition mean min max 12pM Fe,Midday 45.9015 45.9015 45.9015 12pM Fe,Midnight 38.331450000000004 33.877 42.7859 58pM Fe,Midday 30.571 30.571 30.571 58pM Fe,Midnight 40.60697142857143 28.0532 87.7277 233pM Fe,Midnight 28.87 27.0773 31.4077 1160pM Fe,Midday 33.42662857142857 30.9036 35.7336 1160pM Fe,Midnight 19.986 14.3676 25.5939 High carbon,Dark 25.61268666666667 10.5951 38.7888 High carbon,Light 27.352809999999998 3.77738 52.4985 Low carbon,Dark 24.0607 24.0607 24.0607 Phloroglucinol 15.5249 13.2617 18.1583 Silicon starvation,12h 59.2536 59.2536 59.2536